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Chin-Sung Chang

Overall (All Time): #1,600,505 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6940489 Amelioration of mouse button structure — 2005-09-06
6705918 Eye assembly for toy, stationery or ornament — 2004-03-16
6338884 Animated ornament — 2002-01-15